Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
The difference between good and great is the attention to detail.
你不需要气象员来知道风往哪个方向吹。
长期是对当前事务的误导性指南。从长远来看,我们都死了。
农业不仅仅是一门生意,而是一种生活方式。